Antiabortion activists

Antiabortion activists line the streets near the campus of Notre Dame University in South Bend, Ind., where President Obama received an honorary degree and gave a commencement speech.

Antiabortion activists line the streets near the campus of Notre Dame University in South Bend, Ind., where President Obama received an honorary degree and gave a commencement speech. (Scott Olson / Getty Images)

Antiabortion activists line the streets near the campus of Notre Dame University in South Bend, Ind., where President Obama received an honorary degree and gave a commencement speech.Scott Olson / Getty Images